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sounder (EN)
noun

This word can also be a form of:
sound (adjective)

noun “sounder”

singular sounder, plural sounders
  1. a device or person that produces noise
    The alarm system was equipped with a loud sounder to alert everyone in case of a fire.
  2. a device that uses sound to convey telegraph messages
    The telegraph operator listened intently to the clicks of the sounder to decode the message.
  3. a tool for measuring the depth of water
    The captain used a sounder to measure the depth of the water before anchoring the ship.
  4. a person who measures the depth of water
    The sounder on board took regular depth measurements to ensure we were navigating safely.
  5. a collective term for a group of wild pigs
    We spotted a sounder of wild boar foraging in the forest clearing.